Doctor profile · Federal record

Dr. Sean Tiret, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Greenbrae, CA

  • NPI 1770043119
  • Accepts Medicare
  • MIPS 86.3 / 100 · 2023
  • 7 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
250 Bon Air RD
Greenbrae, CA 949041702
(415) 925-7000
Additional location
450 Stanyan St
San Francisco, CA 941171019
(415) 668-1000
Additional location
900 Hyde St
San Francisco, CA 941094806
(415) 353-6000
Mailing address
31 Creekside CT
Corte Madera, CA 949251276

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
June 30, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A176632

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770043119. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,345
Distinct HCPCS
8
Medicare allowed
$140,963
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 469 461 $187
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 463 424 $9
99284 Emergency department visit with moderate level of medical decision making 168 158 $129
99291 Critical care, first 30-74 minutes 104 103 $232
71045 X-ray of chest, 1 view 90 90 $10
93308 Ultrasound of heart, follow-up 23 23 $28
99283 Emergency department visit with low level of medical decision making 15 15 $77
76604 Ultrasound scan of chest 13 13 $31

In context: peer comparison

Among 5 peers in Greenbrae Emergency Medicine Physician, average services per provider: 147. This provider delivers 9.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
56
Patients
56
Total drug cost
$632
Drug Type Claims Patients Total cost
Cephalexin Generic 18 18 $397
Ondansetron Odt (Ondansetron) Brand 14 14 $64
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $133
Oxycodone Hcl Generic 12 12 $38

Frequently asked questions

Auto-generated from federal data
What is Dr. Sean Tiret's medical specialty?
Dr. Sean Tiret practices Emergency Medicine Physician in Greenbrae, CA.
Where does Dr. Sean Tiret practice?
Dr. Sean Tiret practices at 250 Bon Air RD, Greenbrae, CA 949041702. Office phone: 4159257000.
What is Dr. Sean Tiret's NPI?
Dr. Sean Tiret's National Provider Identifier (NPI) is 1770043119, issued by NPPES.
Does Dr. Sean Tiret accept Medicare assignment?
Yes. Dr. Sean Tiret accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sean Tiret commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.